55277310782 has 4 divisors (see below), whose sum is σ = 82915966176. Its totient is φ = 27638655390.

The previous prime is 55277310773. The next prime is 55277310791. The reversal of 55277310782 is 28701377255.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (55277310773) and next prime (55277310791).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13819327694 + ... + 13819327697.

It is an arithmetic number, because the mean of its divisors is an integer number (20728991544).

Almost surely, 2^55277310782 is an apocalyptic number.

55277310782 is a deficient number, since it is larger than the sum of its proper divisors (27638655394).

55277310782 is a wasteful number, since it uses less digits than its factorization.

55277310782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27638655393.

The product of its (nonzero) digits is 823200, while the sum is 47.

The spelling of 55277310782 in words is "fifty-five billion, two hundred seventy-seven million, three hundred ten thousand, seven hundred eighty-two".